Home / 919,934.97-1,379,805.39-246,084.32

Finding the Fourth Proportional to 919,934.97, 1,379,805.39 and 246,084.32

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Solution

The fourth proportional to 919,934.97, 1,379,805.39 and 246,084.32 is: 369,100.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,934.97 : 1,379,805.39 = 246,084.32 : x
  2. Step 2: Convert to fraction form
    919,934.97/1,379,805.39 = 246,084.32/x
  3. Step 3: Cross multiply
    919,934.97x = 1,379,805.39 × 246,084.32
  4. Step 4: Simplify right side
    919,934.97x = 339,548,464,231.46
  5. Step 5: Solve for x
    x = 339,548,464,231.46/919,934.97
  6. Step 6: Final answer
    x = 369,100.51

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.